📄 Description (English)
Valentina Studio 9.0.4 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Host field. Attackers can trigger the crash by pasting a 256-byte buffer of repeated characters into the Host parameter during server connection attempts.
🤖 AI Executive Summary
Valentina Studio 9.0.4 contains a denial of service vulnerability allowing local attackers to crash the application via an excessively long string in the Host field. This medium-severity vulnerability (CVSS 6.2) requires local access and can be triggered by supplying a 256-byte buffer during server connection attempts. No patch is currently available, making compensating controls essential for affected organizations.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: May 21, 2026 17:24
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily affects Saudi organizations using Valentina Studio for database development and management, including financial institutions, government agencies, and healthcare providers. The impact is limited to local denial of service scenarios, making it most relevant for organizations with strict insider threat concerns or shared development environments. Banking sector (SAMA-regulated) and government entities (NCA oversight) face moderate risk if developers use vulnerable versions in production-adjacent environments. The lack of remote exploitability significantly reduces enterprise-wide risk.
🏢 Affected Saudi Sectors
Software Development
Financial Services
Government
Healthcare
Telecommunications
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
4.2
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Identify all instances of Valentina Studio 9.0.4 across development and production environments
2. Restrict local access to affected systems through access control lists and user privilege management
3. Implement application monitoring to detect abnormal termination patterns
4. Document all systems running vulnerable versions for tracking
Compensating Controls (no patch available):
1. Upgrade to Valentina Studio version 10.0 or later if available
2. Implement input validation at the application level to reject Host field entries exceeding 255 characters
3. Run Valentina Studio in isolated virtual environments with restricted resource allocation
4. Enable application crash logging and alerting mechanisms
5. Restrict local user access to Valentina Studio to trusted developers only
6. Implement host-based intrusion detection to monitor for repeated application crashes
Detection Rules:
1. Monitor for Valentina Studio process termination events with error codes indicating buffer overflow
2. Alert on Host field input attempts exceeding 256 bytes in connection logs
3. Track failed connection attempts with unusually long hostname parameters
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع نسخ Valentina Studio 9.0.4 عبر بيئات التطوير والإنتاج
2. تقييد الوصول المحلي للأنظمة المتأثرة من خلال قوائم التحكم في الوصول وإدارة امتيازات المستخدم
3. تنفيذ مراقبة التطبيق لاكتشاف أنماط الإنهاء غير الطبيعية
4. توثيق جميع الأنظمة التي تقوم بتشغيل الإصدارات الضعيفة
الضوابط البديلة (لا يتوفر تصحيح):
1. الترقية إلى Valentina Studio الإصدار 10.0 أو أحدث إن أمكن
2. تنفيذ التحقق من صحة الإدخال على مستوى التطبيق لرفض إدخالات حقل المضيف التي تتجاوز 255 حرفاً
3. تشغيل Valentina Studio في بيئات افتراضية معزولة مع تخصيص موارد مقيدة
4. تفعيل آليات تسجيل وتنبيه أعطال التطبيق
5. تقييد وصول المستخدم المحلي إلى Valentina Studio للمطورين الموثوقين فقط
6. تنفيذ كشف الاختراق على مستوى المضيف لمراقبة أعطال التطبيق المتكررة
قواعد الكشف:
1. مراقبة أحداث إنهاء عملية Valentina Studio برموز خطأ تشير إلى تجاوز المخزن المؤقت
2. التنبيه على محاولات إدخال حقل المضيف التي تتجاوز 256 بايت في سجلات الاتصال
3. تتبع محاولات الاتصال الفاشلة مع معاملات اسم مضيف طويلة بشكل غير عادي
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Access Control: Implement local access restrictions
ECC 2024 A.8.1.1 - Asset Management: Maintain inventory of vulnerable software
ECC 2024 A.12.6.1 - Technical Vulnerability Management: Identify and remediate vulnerabilities
🔵 SAMA CSF
ID.AM-2: Software and hardware inventory and ownership
PR.AC-1: Access control policy and procedures
DE.CM-1: The network is monitored to detect potential cybersecurity events
🟡 ISO 27001:2022
A.5.1.1 - Policies for information security
A.8.1.1 - Asset inventory
A.12.6.1 - Management of technical vulnerabilities
A.14.2.1 - Secure development policy
🔗 References & Sources 4
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https://valentina-db.com/en/
disclosure@vulncheck.com
https://valentina-db.com/en/developer/database/download-valentina-database-adk
disclosure@vulncheck.com
https://www.exploit-db.com/exploits/46421
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/valentina-studio-denial-of-service-via-host-parameter
disclosure@vulncheck.com